Home / 160,133,049.20-240,199,573.80-105,619,012.40

Finding the Fourth Proportional to 160,133,049.20, 240,199,573.80 and 105,619,012.40

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Solution

The fourth proportional to 160,133,049.20, 240,199,573.80 and 105,619,012.40 is: 158,428,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,133,049.20 : 240,199,573.80 = 105,619,012.40 : x
  2. Step 2: Convert to fraction form
    160,133,049.20/240,199,573.80 = 105,619,012.40/x
  3. Step 3: Cross multiply
    160,133,049.20x = 240,199,573.80 × 105,619,012.40
  4. Step 4: Simplify right side
    160,133,049.20x = 25,369,641,763,656,916
  5. Step 5: Solve for x
    x = 25,369,641,763,656,916/160,133,049.20
  6. Step 6: Final answer
    x = 158,428,518.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.